/*-----------------------------------------------------------------------------+
| Funções Gerais JavaScript                                                    |
+-----------------------------------------------------------------------------*/

function popup(url,w,h){
	window.open(url,"","toobar=no,location=no,directories=no,maximize=no,menubar=no,scrollbars=yes,status=no,resizable=no,WIDTH="+w+",HEIGHT="+h+",top=0,left=50");
}

function roundNumber(preco) {
	var numberField = preco;
	var rlength = 2; // The number of decimal places to round to
	var newnumber = Math.round(numberField*Math.pow(10,rlength))/Math.pow(10,rlength);
	return newnumber;
}


function IsNumeric(sText)
{
   var ValidChars = "123456789 ";
   var IsNumber=true;
   var Char;


   for (i = 0; i < sText.length && IsNumber == true; i++)
      {
      Char = sText.charAt(i);
      if (ValidChars.indexOf(Char) == -1)
         {
         IsNumber = false;
         }
      }
   return IsNumber;
}

function changeBackground(id,img) {
  document.getElementById(id).style.backgroundImage = 'url(/images/buttons/pt/'+img+')';
}

function changePesquisa(id) {
  switch(id) {
    case 'ger':
      document.getElementById('ger').src='/images/buttons/pt/geral_on.gif';
      document.getElementById('tur').src='/images/buttons/pt/turismo_off.gif';
      document.getElementById('neg').src='/images/buttons/pt/negocios_off.gif';
      document.getElementById('pesquisa1').style.display='block';
      document.getElementById('pesquisa2').style.display='none';
      document.getElementById('pesquisa3').style.display='none';
      break;
    case 'tur':
      document.getElementById('ger').src='/images/buttons/pt/geral_off.gif';
      document.getElementById('tur').src='/images/buttons/pt/turismo_on.gif';
      document.getElementById('neg').src='/images/buttons/pt/negocios_off.gif';
      document.getElementById('pesquisa1').style.display='none';
      document.getElementById('pesquisa2').style.display='block';
      document.getElementById('pesquisa3').style.display='none';
      break;
    case 'neg':
      document.getElementById('ger').src='/images/buttons/pt/geral_off.gif';
      document.getElementById('tur').src='/images/buttons/pt/turismo_off.gif';
      document.getElementById('neg').src='/images/buttons/pt/negocios_on.gif';
      document.getElementById('pesquisa1').style.display='none';
      document.getElementById('pesquisa2').style.display='none';
      document.getElementById('pesquisa3').style.display='block';
      break;
  }
}

function changeMenu(id) {
  switch(id) {
    case 'ger':
      document.getElementById('qs1').style.display='block';
      document.getElementById('qs2').style.display='block';
      document.getElementById('tur1').style.display='none';
      document.getElementById('tur2').style.display='none';
      document.getElementById('neg1').style.display='none';
      document.getElementById('neg2').style.display='none';
      break;
    case 'tur':
      document.getElementById('qs1').style.display='none';
      document.getElementById('qs2').style.display='none';
      document.getElementById('tur1').style.display='block';
      document.getElementById('tur2').style.display='block';
      document.getElementById('neg1').style.display='none';
      document.getElementById('neg2').style.display='none';
      break;
    case 'neg':
      document.getElementById('qs1').style.display='none';
      document.getElementById('qs2').style.display='none';
      document.getElementById('tur1').style.display='none';
      document.getElementById('tur2').style.display='none';
      document.getElementById('neg1').style.display='block';
      document.getElementById('neg2').style.display='block';
      break;
  }
}
var selpos=0;
function loadXMLDoc(url,select,text,selposition) {
    local=select;
    texto=text;
    selpos=selposition;
    // branch for native XMLHttpRequest object
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
        req.onreadystatechange = processReqChange;
        req.open("GET", url, true);
        req.send(null);
    // branch for IE/Windows ActiveX version
    } else if (window.ActiveXObject) {
        isIE = true;
        var agt = navigator.userAgent.toLowerCase();
        var is_ie = (agt.indexOf('msie') != -1);
        var is_ie5 = (agt.indexOf('msie 5') != -1);
        var control = (is_ie5) ? "Microsoft.XMLHTTP" : "Msxml2.XMLHTTP";
        req = new ActiveXObject(control);
        if (req) {
            req.onreadystatechange = processReqChange;
            req.open("GET", url, true);
            req.send();
        }
    }
}
function processReqChange() {
    if (req.readyState == 4) {
        if (req.status == 200) {
            document.getElementById(local).options.length=1;
            for (loop=0; loop <= window.document.getElementById(local).options.length; loop++)
            {
                document.getElementById(local).options[loop] = null;
            }
            document.getElementById(local).options[0]=new Option(' - '+texto+' - ','');
            if(req.responseText){
              temp = req.responseText.split("###");
              for(var i=0;i<temp.length-1;i++){
                var j=i+1;
                temp2 = temp[i].split("***");
                document.getElementById(local).options[j]=new Option(temp2[1],temp2[0]);
                if(temp2[0]==selpos) document.getElementById(local).options[j].selected=true;
              }
            }
        } else {
            alert("There was a problem retrieving the XML data:\n" +req.statusText);
        }
    }
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}